The X-ray diffraction patterns of unmetamorphosed coals have been systematically analyzed.
系统地分析了未变质煤的X 射线衍射图。
The boat conformation of its geometric isomer, dysamide C (2) studied by X-ray diffraction analysis is described.
描述了通过X 射线衍射分析研究的其几何异构体dysamideC（2）的船形。
DIFFRACTION LIMITED (RAYLEIGH CRITERION).
衍射极限(瑞利判据)。
Diffraction, too, occurs in light waves .
衍射也是由光波产生。
And there is a technique known as X-ray diffraction.
而且有种X光衍射的技术。
Electron diffraction results show that these films are amorphous.
电子衍射结果表明薄膜是非晶态的。
The other is a novel diffraction technique known as holographic projection.
另一个是一种被称之为：全息投影的新奇衍射技术。
The on - off of the first diffraction order of the grating is 87:1. The sample shows good switch ability.
制得的光栅其第一衍射级次的开关比为87：1，显示了较好的开关能力。
The electronic diffraction pattern shows that these interfaces are clean without any other reaction products.
电子衍射花样证明，界面层比较干净，没有发现其他反应产物。
The researchers managed all this by tapping what are known as diffraction fringes to create an object's 3-d shape.
科研人员是如何做到这一切的呢？他们利用衍射条纹来产生一个物体的3d轮廓。
This novel light not only has characteristics of traditional non-diffraction beam, but also it is linear structure.
这种新型光束不仅具有传统无衍射光的特点，且光斑为线性结构。
As a result, he got the distances of the stars too short by a factor of thousands (see 'Galileo duped by diffraction').
结果，因为很多的干扰因素，他所测得的星体间距比实际的短。
Another important application of diffraction theory is the study of the far field divergence Angle of a collimated light beam.
衍射理论的另一个重要应用就是研究准直光束的远场发散角。
An analytical solution is obtained for the diffraction of strong detonation waves by a stationary two-dimensional thin airfoil.
本文研究平面强爆震波对静止的零攻角二维对称薄翼的绕射问题，并求得解析解。
X-ray diffraction techniques were used to measure the degree of crystallinity and the orientation of flax fiber during retting.
采用X射线衍射法研究温水浸渍法脱胶和酶法脱胶过程中亚麻纤维结晶度、取向度的变化情况。
The diffraction characteristics of the phase mask for UV-written fiber grating is investigated using rigorous coupled-wave theory.
本文利用严格耦合波理论对用于光纤光栅制作的相位掩模的衍射特性进行了深入的研究。
The program includes use of X-ray diffraction, electron microscopy, and other techniques for testing materials on the molecular level.
其中还涉及X射线衍射、电子显微镜及其他仪器的使用，以检测材料的分子结构。
A lot of grating messages including its profile can be derived from diffraction spectrum of grating according to Fourier optical theory.
根据傅立叶光学理论从光栅的衍射频谱中可以反推光栅本身的多种信息，包括其形貌特征。
One is a system that tracks the whereabouts of the audience's heads. The other is a novel diffraction technique, known as holographic projection.
一个是能够跟踪观众头部位置的装置，一个是一种新的衍射技术，称之为全息投影。
Meanwhile, such parameters as diffraction efficiency, deflection Angle and driving power of device have been analyzed and computed theoretically.
有效声孔径。电极厚度以及器件的声光衍射效率、偏转角度、声驱动功率等参数。
But for now let's simply say that we have a diffraction which we know occurs only by wave-like behavior and it involves the use of x-rays. Why x-rays?
但现在让我们来简单假设一下，我们知道，只波才发生衍射，而且衍射涉及了X光的使用，为什么是X光？
This paper has briefly stated how Huygens-Fresnel Principle and Fresnel half - zone method are combined in the teaching of single-slit diffraction.
本文简要论述了在单缝衍射教学中怎样把惠更斯—菲涅耳原理与菲涅耳丰波带法联系起来。
What remain to be improved are the effect of the general noise in grating-making on the output quality and the imbalance of diffraction order intensity.
光栅制作时引入的综合噪音对输出质量的影响及各衍射级能量的不均衡问题尚待进一步改进。
Diffraction direction of a ray passing a crystal for symmetrical or asymmetrical reflection is calculated from the vector form of Laue diffraction equation.
根据劳厄衍射方程的矢量形式计算光线经对称或非对称晶体衍射后的方向。
He points out that a similar spin-filtering of photons due to Bragg diffraction has been seen in cholesteric liquid crystals, which also have a helical structure.
他指出，由于布拉格衍射效应，在同样具有螺旋结构的胆甾相液晶中也观察到了类似的光子自旋滤波。
When the initial power equals the critical power a stabile spatial soliton is obtained and generally the beam width takes periodical contraction or diffraction.
当初始功率等于临界功率时，可以得到一个稳定的空间孤子，而一般情形下，束宽则作周期的压缩或展宽变化。
When the initial power equals the critical power a stabile spatial soliton is obtained and generally the beam width takes periodical contraction or diffraction.
当初始功率等于临界功率时，可以得到一个稳定的空间孤子，而一般情形下，束宽则作周期的压缩或展宽变化。
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